Class CountClausePull

java.lang.Object
net.sf.saxon.expr.flwor.TuplePull
net.sf.saxon.expr.flwor.CountClausePull

public class CountClausePull extends TuplePull
A tuple stream that implements a "count" clause in an XQuery 3.0 FLWOR expression
  • Constructor Details

  • Method Details

    • nextTuple

      public boolean nextTuple(XPathContext context) throws XPathException
      Move on to the next tuple. Before returning, this method must set all the variables corresponding to the "returned" tuple in the local stack frame associated with the context object
      Specified by:
      nextTuple in class TuplePull
      Parameters:
      context - the dynamic evaluation context
      Returns:
      true if another tuple has been generated; false if the tuple stream is exhausted. If the method returns false, the values of the local variables corresponding to this tuple stream are undefined.
      Throws:
      XPathException - if any error occurs